Chapter 1
Doctrine
Selected letters on politics and society
Unknown
Sun Tzu - The Art of War
The Communist Manifesto
Karl Marx & Friedrich Engels
Horus Rising: The seeds of heresy are sown
Dan Abnett
The Horus Heresy (1)
False Gods: The heresy takes root
Graham McNeill
The Horus Heresy (2)
Galaxy in Flames: The heresy revealed
Ben Counter
The Horus Heresy (3)